17427-7103 HEI 252
17h 42m 38.42s -71° 03' 18.3" P.A. 123.00 sep 0.2 mag 11.10,11.10
| Coord 2000 |
17427-7103 |
|
Discov num |
HEI 252 |
|
Comp |
|
|
Coord arcsec 2000 |
17 42 38.42 -71 03 18.3 |
|
| Date first |
1984 |
|
Date last |
1989 |
|
Obs |
2 |
|
| Pa first |
115 |
|
Pa last |
122.5 |
|
P.A. Now (θ) |
122.5° |
|
| Sep first |
0.2 |
|
Sep last |
0.17 |
|
Sep. Now (ρ) |
0.17" |
|
| Mag pri |
11.10 |
|
Mag sec |
11.10 |
|
delta mag (ΔM) |
0 |
|
Spectral class |
|
|
| Pri motion ra |
-004 |
|
Sec motion ra |
|
|
| Pri motion dec |
-007 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Apus |
|
Tycho2 |
9293-01377-1 |
|
Gaia DR2 |
5809966195912664064 |
|